Refactor bot command invocation

bots/discord/commands/AnimeSearch.go

@@ -0,0 +1,30 @@
+package commands
+
+import (
+	"strings"
+
+	"github.com/animenotifier/arn/search"
+	"github.com/bwmarrin/discordgo"
+)
+
+// AnimeSearch shows the link for the anime list of a user.
+func AnimeSearch(s *discordgo.Session, msg *discordgo.MessageCreate) bool {
+	if strings.HasPrefix(msg.Content, "!a ") {
+		return false
+	}
+
+	term := msg.Content[len("!a "):]
+	animes := search.Anime(term, 3)
+	message := ""
+
+	for _, anime := range animes {
+		message += "https://notify.moe" + anime.Link() + "\n"
+	}
+
+	if len(animes) == 0 {
+		message = "Sorry, I couldn't find anything using that term."
+	}
+
+	s.ChannelMessageSend(msg.ChannelID, message)
+	return true
+}